diff --git a/stacks/wordpress/docker-compose.yml b/stacks/wordpress/docker-compose.yml
index b911f5c..f715439 100644
--- a/stacks/wordpress/docker-compose.yml
+++ b/stacks/wordpress/docker-compose.yml
@@ -4,7 +4,7 @@ services:
    db:
      image: mysql:5.7
      volumes:
-       -  db_data:/var/lib/mysql
+       -  ${DB_VOL}:/var/lib/mysql
      restart: always
      environment:
        MYSQL_ROOT_PASSWORD: ${MYSQL_DATABASE_PASSWORD}